package util.functors;

import org.apache.commons.functor.BinaryFunction;

import util.Tuple3;

public interface OpDiff<T extends Number> extends BinaryFunction<Tuple3<T>, Tuple3<T>, Tuple3<T>> {
	public abstract Tuple3<T> evaluate(Tuple3<T> left, Tuple3<T> right);
	public abstract Tuple3<T> id();
}